labradorite


lab·ra·dor·ite

noun \ˈla-brə-ˌdr-ˌīt\

Definition of LABRADORITE

:  an iridescent feldspar used especially in jewelry

Origin of LABRADORITE

Labrador Peninsula, Canada
First Known Use: 1814

labradorite

noun    (Concise Encyclopedia)

Type of feldspar mineral in the plagioclase series that is often valued as a gemstone and as ornamental material for its red, blue, or green iridescence. The mineral is usually gray or brown to black and need not be iridescent. Labradorite is named for its occurrence on the coast of Labrador, Canada.

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